AdvertisementWhy Some Schools Serve Local Food And Others Can't (Or Won't)March 11, 2015Tracie McMillanfacebookEmailA lunch served by the Yarmouth, Maine, School Department on Sept. 26, 2014, featured Sloppy Joe's made with Maine beef and local beets, carrots, apples and potato salad. More than 80 percent of Maine schools said they served local foods in a survey conducted by the USDA. (U.S. Department of Agriculture/Flickr)